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发明名称
Tight-grip wrench
摘要
A tight-grip wrench has attributes of both a closed-end wrench and an open end wrench by having a handle which moves a large jaw relative to a small jaw.
申请公布号
US4534245(A)
申请公布日期
1985.08.13
申请号
US19830553408
申请日期
1983.11.21
申请人
ROSSMANN, WILLIAM F.
发明人
ROSSMANN, WILLIAM F.
分类号
B25B13/46;(IPC1-7):B25B13/28
主分类号
B25B13/46
代理机构
代理人
主权项
地址
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